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# Coupling ecophysiological data with models_Whitley

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### Coupling ecophysiological data with models_Whitley

1. 1. /
2. 2. • • • • • /
3. 3. • • • • • /
4. 4. • • • /
5. 5. NPP = GPP − Rd /
6. 6. NPP = GPP − Rd GPP = min(Ac, Aj) /
7. 7. NPP = GPP − Rd GPP = min(Ac, Aj) Ac = Vcmax ci − Γ∗ ci + Kc(1 + oi/Ko) /
8. 8. NPP = GPP − Rd GPP = min(Ac, Aj) Ac = Vcmax ci − Γ∗ ci + Kc(1 + oi/Ko) Vcmax = f(Vcmax.25, Tleaf , Ncon, LA) /
9. 9. NPP = GPP − Rd GPP = min(Ac, Aj) Ac = Vcmax ci − Γ∗ ci + Kc(1 + oi/Ko) Vcmax = f(Vcmax.25, Tleaf , Ncon, LA) Rd = f(Rd.25, Tleaf , Ncon, LA) /
10. 10. NPP = GPP − Rd GPP = min(Ac, Aj) Ac = Vcmax ci − Γ∗ ci + Kc(1 + oi/Ko) Vcmax = f(Vcmax.25, Tleaf , Ncon, LA) Rd = f(Rd.25, Tleaf , Ncon, LA) /
11. 11. • • • /
12. 12. Ci:Ca δ13C ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● −30 −28 −26 −24 0 0.2 0.4 0.6 0.8 (a) ● ● R 2 = 0.15 , p< 0.001 R 2 = 0.18 , p< 0.05 δ13C Narea(gm −2 ) ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ● ● ● ● ● ● ● ● ●● ● ●● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● 0 2 4 6 8 −30 −28 −26 −24 (b)● ● R 2 = 0.30 , p< 0.001 R 2 = 0.18 , p< 0.05 MI δ13C ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● −30 −28 −26 −24 0 0.2 0.4 0.6 0.8 1 (c) ● ● R 2 = 0.43 , p< 0.001 R 2 = 0.47 , p< 0.001 MI Narea(gm −2 ) ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ●● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● 0 2 4 6 8 0.2 0.4 0.6 0.8 1 (d) ● ● R 2 = 0.59 , p< 0.001 R 2 = 0.39 , p< 0.001 /
13. 13. • • • • • /
14. 14. • • • gcm Vcmax(µmolCO2m −2 s −1 ) ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● 0 50 100 150 y = 1131x y = 487x (a) ● ● ● ● N−fixer Non N−fixer Cold Hot ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ● Y = 460x Y = 1041x (b) ● ● ● ● N−fixer Non N−fixer Wet Dry gcm Narea(gm −2 ) ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●● ● ● ● ● ● 0 2 4 6 0.05 0.1 0.15 0.2 0.25 0.3 y = 31x y = 14x (c) ● ● ● ● ● ● ● ● ● ● ● ● ● ●●● ● ● ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●● ●● ● ● ● ● ● ● ● ● ● ● ● ● ● ● 0.05 0.1 0.15 0.2 0.25 0.3 y = 15x y = 44x (d) gs (mol CO2 m −2 s −1 ) /
15. 15. /
16. 16. ijn1 n2 n3 n4 n1 n2 n3 n4 x2 x1
17. 17. ijn1 n2 n3 n4 n1 n2 n3 n4 x2 x1 zij /
18. 18. 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i /
19. 19. 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i 1:i /
20. 20. 0.32 0.34 0.36 0.38 0.40 0.42 ● ● ● ● ● ● ● ● ● ● 1 2 3 4 5 6 7 8 9 10 RMSE Node Size (X ⋅ X) 0.68 0.70 0.72 0.74 0.76 0.78 0.80 ● ● ● ● ● ● ● ● ● ● 1 2 3 4 5 6 7 8 9 10 Correlation Node Size (X ⋅ X) /
21. 21. ◦ 6 8 10 12 14 16 18 20 22 24 26 28 MAT (°C)MEAN ANNUAL TEMPERATURE 500 1000 1500 2000 2500 3000 3500 4000 PPT (mm)ANNUAL TOTAL PRECIPITATION /
22. 22. 500 1000 1500 2000 2500 3000 3500 4000 PPT (mm)ANNUAL TOTAL PRECIPITATION 6 8 10 12 14 16 18 20 22 24 26 28 MAT (°C)MEAN ANNUAL TEMPERATURE x1, x2 z /
23. 23. 1.2 1.6 2 2.4 2.8 3.2 g m−2LEAF NITROGEN CONCENTRATION (AREA BASED) /
24. 24. 500 1000 1500 2000 2500 3000 3500 4000 PPT (mm)ANNUAL TOTAL PRECIPITATION 6 8 10 12 14 16 18 20 22 24 26 28 MAT (°C)MEAN ANNUAL TEMPERATURE x1, x2 z /
25. 25. 0.4 0.8 1.2 1.6 2 2.4 2.8 3.2 3.6 g m−2LEAF NITROGEN CONCENTRATION (AREA BASED) /
26. 26. 0 5 10 15 20 25 30 35 0 1 2 3 4 5 6 7 8 Narea(gm−2 ) MAT (°C) 0 500 1000 1500 2000 0 1 2 3 4 5 6 7 8 Narea(gm−2 ) PPT (mm) /
27. 27. • • • /
28. 28. • • • • AET PPT AET PET • • /
29. 29. /